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What is the rate of change in attendance from 2002 to 2004?. 3.5 Arithmetic Sequences. 3.5 Arithmetic Sequences. a, a + d, a + 2d, a + 3d … d = common difference a = 1st term n th term :. Ex 1 : Is the sequence Arithmetic? Find the next 3 terms. 9 , 3, –3, –9, –15, …
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3.5 Arithmetic Sequences a, a + d, a + 2d, a + 3d … d = common difference a = 1st term nth term:
Ex 1: Is the sequence Arithmetic? Find the next 3 terms. • 9, 3, –3, –9, –15, … • 2, 4, 8, 16, 32…
Ex 2: Find the formula for the sequence: 100, 95, 90, 85, 80…